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Collagen biosynthesis measured as 5[3H]-proline incorporation into proteins susceptible to the action of bacterial collagenase in confluent human skin fibroblasts incubated for 24 hours with different concentrations of ethanol and HA.
Notes: ANOVA test: **P<0.01. Error bars represent ± standard deviation; n=3.
Abbreviations: ANOVA, analysis of variance; HA, hyaluronic acid; DMSO, dimethyl sulfoxide; dpm, disintegrations per minute.
